I might invent you might invent he might invent we might invent you might invent they might invent
V-ing form
I might be inventing you might be inventing he might be inventing we might be inventing you might be inventing they might be inventing
Perfect
I might have invented you might have invented he might have invented we might have invented you might have invented they might have invented
V-ing perfect
I might have been inventing you might have been inventing he might have been inventing we might have been inventing you might have been inventing they might have been inventing
Negation
Simple form
I mightn't invent you mightn't invent he mightn't invent we mightn't invent you mightn't invent they mightn't invent
V-ing form
I mightn't be inventing you mightn't be inventing he mightn't be inventing we mightn't be inventing you mightn't be inventing they mightn't be inventing
Perfect
I mightn't have invented you mightn't have invented he mightn't have invented we mightn't have invented you mightn't have invented they mightn't have invented
V-ing perfect
I mightn't have been inventing you mightn't have been inventing he mightn't have been inventing we mightn't have been inventing you mightn't have been inventing they mightn't have been inventing
Interrogative form
Simple form
might I invent? might you invent? might he invent? might we invent? might you invent? might they invent?
V-ing form
might I be inventing? might you be inventing? might he be inventing? might we be inventing? might you be inventing? might they be inventing?
Perfect
might I have invented? might you have invented? might he have invented? might we have invented? might you have invented? might they have invented?
V-ing perfect
might I have been inventing? might you have been inventing? might he have been inventing? might we have been inventing? might you have been inventing? might they have been inventing?
Interro-negative form
Simple form
mightn't I invent? mightn't you invent? mightn't he invent? mightn't we invent? mightn't you invent? mightn't they invent?
V-ing form
mightn't I be inventing? mightn't you be inventing? mightn't he be inventing? mightn't we be inventing? mightn't you be inventing? mightn't they be inventing?
Perfect
mightn't I have invented? mightn't you have invented? mightn't he have invented? mightn't we have invented? mightn't you have invented? mightn't they have invented?
V-ing perfect
mightn't I have been inventing? mightn't you have been inventing? mightn't he have been inventing? mightn't we have been inventing? mightn't you have been inventing? mightn't they have been inventing?